on the other hand, rocket science is hard, and this is onlyhe fourth launch of the falcon 9, spaceand should use this as a learning opportunity to strengthen the design of their vehicle. jon: well, it's actually a picture-perfect launch except for that, except for that explosion. you think that they will learn from it, they'll, you know, figure out whatever the problem was and the space program, the international space station supply program will continue on as intended? >> well, there are two people at nasa, the head of the human space flight division and the space station program, they have to both approve the results coming out of spacex to insure that they understand this failure, they put a corrective fix in, and they'll bless this fix. and if nasa's not satisfied, of course, they'll go back to the drawing boards until the test program shows it's safe to fly again. jon: tom jones, former astronaut for nasa, thanks for being with us. >> my pleasure, jon. jenna: doing what cheerleaders do best. jon: what? jenna: one of the things. the incredible video of a texas teen on a flipping